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Noun: mast  mãst
  1. A vertical spar for supporting sails
     
  2. Nuts of forest trees (as beechnuts and acorns) accumulated on the ground
     
  3. Nuts of forest trees used as feed for swine
     
  4. Any sturdy upright pole

Derived forms: masts

Type of: feed, feedstuff, nut, pole, provender, spar

Part of: sailing ship, sailing vessel

Encyclopedia: Mast